102221002102102 has 16 divisors (see below), whose sum is σ = 169153703292672. Its totient is φ = 46028218582080.

The previous prime is 102221002102069. The next prime is 102221002102111. The reversal of 102221002102102 is 201201200122201.

It is a happy number.

It is a super-4 number, since 4×102221002102102⁴ (a number of 57 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47946059958 + ... + 47946062089.

It is an arithmetic number, because the mean of its divisors is an integer number (10572106455792).

Almost surely, 2^{102221002102102} is an apocalyptic number.

102221002102102 is a deficient number, since it is larger than the sum of its proper divisors (66932701190570).

102221002102102 is a wasteful number, since it uses less digits than its factorization.

102221002102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95892122103.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102221002102102 its reverse (201201200122201), we get a palindrome (303422202224303).

The spelling of 102221002102102 in words is "one hundred two trillion, two hundred twenty-one billion, two million, one hundred two thousand, one hundred two".